PH12022550517A1 - Deblocking filter selection in video or image coding - Google Patents
Deblocking filter selection in video or image codingInfo
- Publication number
- PH12022550517A1 PH12022550517A1 PH1/2022/550517A PH12022550517A PH12022550517A1 PH 12022550517 A1 PH12022550517 A1 PH 12022550517A1 PH 12022550517 A PH12022550517 A PH 12022550517A PH 12022550517 A1 PH12022550517 A1 PH 12022550517A1
- Authority
- PH
- Philippines
- Prior art keywords
- video
- image coding
- deblocking filter
- filter selection
- gradient
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962897004P | 2019-09-06 | 2019-09-06 | |
| PCT/SE2020/050835 WO2021045671A1 (en) | 2019-09-06 | 2020-09-04 | Deblocking filter selection in video or image coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PH12022550517A1 true PH12022550517A1 (en) | 2023-03-20 |
Family
ID=74852070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH1/2022/550517A PH12022550517A1 (en) | 2019-09-06 | 2020-09-04 | Deblocking filter selection in video or image coding |
Country Status (14)
| Country | Link |
|---|---|
| US (4) | US11533481B2 (de) |
| EP (1) | EP4026324B1 (de) |
| JP (1) | JP7387878B2 (de) |
| KR (1) | KR102886919B1 (de) |
| CN (1) | CN114342380B (de) |
| AU (1) | AU2020341422B2 (de) |
| BR (1) | BR112022004056A2 (de) |
| CA (1) | CA3150263A1 (de) |
| CO (1) | CO2022003876A2 (de) |
| ES (1) | ES3003283T3 (de) |
| MX (1) | MX2022002790A (de) |
| PH (1) | PH12022550517A1 (de) |
| WO (1) | WO2021045671A1 (de) |
| ZA (1) | ZA202202419B (de) |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100624429B1 (ko) * | 2003-07-16 | 2006-09-19 | 삼성전자주식회사 | 칼라 영상을 위한 비디오 부호화/복호화 장치 및 그 방법 |
| US20070223591A1 (en) * | 2006-03-22 | 2007-09-27 | Metta Technology, Inc. | Frame Deblocking in Video Processing Systems |
| JP4834446B2 (ja) * | 2006-04-11 | 2011-12-14 | 株式会社東芝 | 画像処理装置 |
| MA34911B1 (fr) * | 2011-01-14 | 2014-02-01 | Telefonaktieblaget L M Ericsson | Filtrage de déblocage |
| AR092786A1 (es) * | 2012-01-09 | 2015-05-06 | Jang Min | Metodos para eliminar artefactos de bloque |
| US9906790B2 (en) * | 2014-03-14 | 2018-02-27 | Qualcomm Incorporated | Deblock filtering using pixel distance |
| US10645408B2 (en) * | 2017-09-17 | 2020-05-05 | Google Llc | Dual deblocking filter thresholds |
| CN114979635B (zh) * | 2017-10-09 | 2023-10-27 | 佳能株式会社 | 用于对样本块进行滤波的方法、装置和存储介质 |
| MX2020006500A (es) * | 2017-12-29 | 2020-09-17 | Ericsson Telefon Ab L M | Metodos que proporcionan codificacion y/o decodificacion de video usando valores de referencia y dispositivos relacionados. |
| WO2019137749A1 (en) * | 2018-01-10 | 2019-07-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Determining filter length for deblocking during encoding and/or decoding of video |
| US10972729B2 (en) * | 2018-01-20 | 2021-04-06 | Qualcomm Incorporated | Deblocking filter selection and application in video coding |
| US11153607B2 (en) * | 2018-01-29 | 2021-10-19 | Mediatek Inc. | Length-adaptive deblocking filtering in video coding |
| EP4171030A1 (de) * | 2018-03-28 | 2023-04-26 | Huawei Technologies Co., Ltd. | Bildverarbeitungsvorrichtung und verfahren zur durchführung einer effizienten entsperrung |
| MX2020010140A (es) * | 2018-03-30 | 2020-10-20 | Sharp Kk | Sistemas y metodos para aplicar filtros de suavizamiento a datos de video reconstruidos. |
| CN113287318B (zh) * | 2018-11-08 | 2024-11-26 | 瑞典爱立信有限公司 | 视频编码器和/或视频解码器中的非对称去块 |
| WO2020100764A1 (en) * | 2018-11-14 | 2020-05-22 | Sharp Kabushiki Kaisha | Systems and methods for applying deblocking filters to reconstructed video data |
| WO2020171760A1 (en) * | 2019-02-19 | 2020-08-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Deblocking on 4x4 grid using long filters |
| CN120568044A (zh) | 2019-03-07 | 2025-08-29 | 数字洞察力有限公司 | 图像编码/解码方法和传输比特流的方法 |
-
2020
- 2020-09-04 PH PH1/2022/550517A patent/PH12022550517A1/en unknown
- 2020-09-04 JP JP2022514183A patent/JP7387878B2/ja active Active
- 2020-09-04 CA CA3150263A patent/CA3150263A1/en active Pending
- 2020-09-04 MX MX2022002790A patent/MX2022002790A/es unknown
- 2020-09-04 ES ES20859777T patent/ES3003283T3/es active Active
- 2020-09-04 KR KR1020227009527A patent/KR102886919B1/ko active Active
- 2020-09-04 WO PCT/SE2020/050835 patent/WO2021045671A1/en not_active Ceased
- 2020-09-04 CN CN202080062477.6A patent/CN114342380B/zh active Active
- 2020-09-04 BR BR112022004056A patent/BR112022004056A2/pt unknown
- 2020-09-04 EP EP20859777.3A patent/EP4026324B1/de active Active
- 2020-09-04 AU AU2020341422A patent/AU2020341422B2/en active Active
-
2022
- 2022-02-25 ZA ZA2022/02419A patent/ZA202202419B/en unknown
- 2022-03-03 US US17/685,890 patent/US11533481B2/en active Active
- 2022-03-30 CO CONC2022/0003876A patent/CO2022003876A2/es unknown
- 2022-12-15 US US18/082,100 patent/US12003716B2/en active Active
-
2024
- 2024-04-17 US US18/637,815 patent/US12375661B2/en active Active
-
2025
- 2025-06-16 US US19/238,760 patent/US20250373794A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA3150263A1 (en) | 2021-03-11 |
| BR112022004056A2 (pt) | 2022-05-24 |
| US12375661B2 (en) | 2025-07-29 |
| CN114342380B (zh) | 2024-09-13 |
| US20250373794A1 (en) | 2025-12-04 |
| ZA202202419B (en) | 2024-07-31 |
| US20230199180A1 (en) | 2023-06-22 |
| EP4026324A1 (de) | 2022-07-13 |
| JP2022547459A (ja) | 2022-11-14 |
| EP4026324B1 (de) | 2024-11-06 |
| MX2022002790A (es) | 2022-04-06 |
| CO2022003876A2 (es) | 2022-05-31 |
| EP4026324A4 (de) | 2023-02-22 |
| KR20220046689A (ko) | 2022-04-14 |
| US12003716B2 (en) | 2024-06-04 |
| WO2021045671A1 (en) | 2021-03-11 |
| EP4026324C0 (de) | 2024-11-06 |
| KR102886919B1 (ko) | 2025-11-14 |
| AU2020341422B2 (en) | 2024-02-29 |
| US20220191488A1 (en) | 2022-06-16 |
| US20240364875A1 (en) | 2024-10-31 |
| JP7387878B2 (ja) | 2023-11-28 |
| CN114342380A (zh) | 2022-04-12 |
| ES3003283T3 (en) | 2025-03-10 |
| AU2020341422A1 (en) | 2022-03-31 |
| US11533481B2 (en) | 2022-12-20 |
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